Sony STR-K675P Service Manual

SERVICE MANUAL
Ver. 1.0 2005.03
• STR-K675P is the tuner and the amplifier
section in HT-DDW675.
Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are trademarks
of Dolby Laboratories.
"DTS" and "DTS Digital Surround" are registered trademarks of
Digital Theater Systems, Inc.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(Models of area code US only)
With 6 ohm loads, both channels driven, from
120 – 20,000 Hz; rated 70 watts per channel
minimum RMS power, with no more than 0.7%
total harmonic distortion from 250 milliwatts to
rated output.
Amplifier section
1)
Power Output
(6 ohms 1 kHz, THD 10%)
2)
FRONT : 110 W/ch
2)
CENTER : 110 W
2)
SURR : 110 W/ch
1) Measured under the following conditions:
120 V AC, 60 Hz
2) Depending on the sound field settings and the
source, there may be no sound output.
Inputs (Analog)
SA-CD/CD, DVD Sensitivity: 800 mV
VIDEO 1, 2 Impedance: 50 k ohms
Sony Corporation
9-879-446-01
Audio Group
2005C1678-1
Published by Sony Engineering Corporation
© 2005.03
STR-K675P
SPECIFICATIONS
Inputs (Digital)
DVD (Coaxial) Sensitivity: –
Impedance: 75 ohms
SA-CD/CD (Optical) Sensitivity: –
Impedance: –
Output (Analog)
SUB WOOFER Voltage: 2 V
Impedance: 1 k ohm
Reproduction frequency range:
28 – 20,000 Hz
Tone
±6 dB, 1 dB step
Gain levels
FM tuner section
Tuning range 87.5 - 108.0 MHz
Antenna FM wire antenna
Antenna terminals 75 ohms, unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
With 10-kHz tuning scale: 530 - 1,710 kHz
With 9-kHz tuning scale: 531 - 1,710 kHz
Antenna Loop antenna
Intermediate frequency 450 kHz
FM STEREO FM-AM RECEIVER
3) You can change the AM tuning scale to 9 kHz or
10 kHz. After tuning in any AM station, turn off the
receiver. While holding down PRESET TUNING +
or TUNING +, press ?/1. All preset stations will be
erased when you change the tuning scale. To reset
the scale to 10 kHz (or 9 kHz), repeat the procedure.
General
Power requirements
Power consumption
Power consumption (during standby mode)
Dimensions (w/h/d) (Approx.)
Mass (Approx.)
Design and specifications are subject to change
without notice
3)
3)
US Model
120 V AC, 60 Hz
170 W
0.2 W
430 × 145 × 301.5 mm
(17 × 5 6/8 × 11 7/8 inches)
including projecting parts
and controls
6.5 kg (14 lb 6 oz)